Corkscrew



FIG. 1 is a front perspective view of the corkscrew showing my new design;

FIG. 2 is a left side elevational view of the corkscrew;

FIG. 3 is a right side elevational view of the corkscrew;

FIG. 4 is a back elevational view of the corkscrew;

FIG. 5 is a front elevational view of the corkscrew;

FIG. 6 is a bottom view of the corkscrew; and,

FIG. 7 is a top view of the corkscrew. 

CLAIM We claim the ornamental design for a corkscrew, as shown and described. 